XML 25 R13.htm IDEA: XBRL DOCUMENT

Cash and Cash Equivalents and Short-Term Investments	6 Months Ended
Cash and Cash Equivalents and Short-Term Investments	Jun. 30, 2024
Cash, Cash Equivalents, and Short-Term Investments [Abstract]
Cash and Cash Equivalents and Short-Term Investments	Cash and Cash Equivalents and Short-Term Investments Cash and cash equivalents include cash balances and all highly liquid instruments with initial maturities of three months or less. Short-term investments consist of money market funds. The estimated fair value of Cash and cash equivalents and Short-term investments approximates their carrying values. At June 30, 2024, Cash and cash equivalents and Short-term investments were $1.2 billion compared to $1.1 billion at December 31, 2023. Of the total balances, $116 million and $120 million were restricted as to their use at June 30, 2024 and December 31, 2023, respectively. Included within Short-term investments as of June 30, 2024 and December 31, 2023, were £55 million ($69 million at June 30, 2024 exchange rates) and £63 million ($80 million at December 31, 2023 exchange rates), respectively, of operating funds required to be held by the Company in the U.K. by the FCA, a U.K.-based regulator.